John T Preston - Net Worth and Insider Trading
John T Preston Net Worth
The estimated net worth of John T Preston is at least $1 Million dollars as of 2025-04-26. John T Preston is the Director of Clean Harbors Inc and owns about 4,767 shares of Clean Harbors Inc (CLH) stock worth over $1 Million. Details can be seen in John T Preston's Latest Holdings Summary section.
Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the final shares held after open market or private purchases and sales of common stock with a transaction code of "P" or "S" on Form 4, assuming that John T Preston has not made any transactions after 2024-03-14 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.
Transaction Summary of John T Preston
John T Preston Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, John T Preston owns 2 companies in total, including Clean Harbors Inc (CLH) , and Alseres Pharmaceuticals Inc (ALSE) .
Click here to see the complete history of John T Preston’s form 4 insider trades.
Insider Ownership Summary of John T Preston
| Ticker | Company | Transaction Date | Type of Owner |
|---|---|---|---|
| CLH | Clean Harbors Inc | 2024-03-14 | director |
| ALSE | Alseres Pharmaceuticals Inc | 2009-01-14 | director |
John T Preston Latest Holdings Summary
John T Preston currently owns a total of 1 stock. John T Preston owns 4,767 shares of Clean Harbors Inc (CLH) as of March 14, 2024, with a value of $1 Million.
Latest Holdings of John T Preston
| Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
|---|---|---|---|---|---|
| CLH | Clean Harbors Inc | 2024-03-14 | 4,767 | 211.94 | 1,010,318 |
Holding Weightings of John T Preston
John T Preston Form 4 Trading Tracker
According to the SEC Form 4 filings, John T Preston has made a total of 4 transactions in Clean Harbors Inc (CLH) over the past 5 years, including 0 buys and 4 sells. The most-recent trade in Clean Harbors Inc is the sale of 1,913 shares on March 14, 2024, which brought John T Preston around $360,333.
Insider Trading History of John T Preston
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John T Preston Trading Performance
John T Preston Ownership Network
Ownership Network List of John T Preston
Ownership Network Relation of John T Preston
John T Preston Owned Company Details
What does Clean Harbors Inc do?
Who are the key executives at Clean Harbors Inc?
John T Preston is the director of Clean Harbors Inc. Other key executives at Clean Harbors Inc include VP & Corp. Contr and CAO Eric J. Dugas , EVP (CHESI) Robert Speights , and director & Chrmn. of Bd. & Pres.and CEO Alan S Mckim .
Clean Harbors Inc (CLH) Insider Trades Summary
Over the past 18 months, John T Preston made 1 insider transaction in Clean Harbors Inc (CLH) with a net sale of 1,913. Other recent insider transactions involving Clean Harbors Inc (CLH) include a net sale of 3,306 shares made by Lauren States , a net sale of 265,452 shares made by Alan S Mckim , and a net sale of 29,327 shares made by Eric W Gerstenberg .
In summary, during the past 3 months, insiders sold 56,032 shares of Clean Harbors Inc (CLH) in total and bought 1,050 shares, with a net sale of 54,982 shares. During the past 18 months, 329,660 shares of Clean Harbors Inc (CLH) were sold and 1,050 shares were bought by its insiders, resulting in a net sale of 328,610 shares.
Clean Harbors Inc (CLH)'s detailed insider trading history can be found in Insider Trading Tracker table.
Clean Harbors Inc Insider Transactions
John T Preston Mailing Address
Above is the net worth, insider trading, and ownership report for John T Preston. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, John T Preston's mailing address is: Waltham Ma 02154.
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